Edexcel A level Biology past papers and mark schemes

Specification: 9BI0, 9BN0
Years: June 2017 to June 2025 · 9 series
Question papers: 54
Next exam: Mon, 7 Jun 2027 · Paper 1: Advanced Biochemistry, Microbiology and Genetics

Every grade boundary Other boards: AQA OCR Eduqas WJEC CCEA

Beside each year: the total raw marks Edexcel set for grade A and C across all the papers. For a June series, the share of all UK entries, every board, who got A* to C that summer (JCQ).

June 2025

Grade A: 188/300 63%
Grade C: 132/300 44%
UK, all boards: 71.8% A* to C

Paper	Question paper	Mark scheme	Examiners' report
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report
Paper 3	Question paper	Mark scheme	Examiners' report

Every grade boundary, June 2025 Edexcel's boundaries document

June 2024

Grade A: 170/300 57%
Grade C: 119/300 40%
UK, all boards: 69.8% A* to C

Paper	Question paper	Mark scheme	Examiners' report
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report
Paper 3	Question paper	Mark scheme	Examiners' report

Every grade boundary, June 2024 Edexcel's boundaries document

June 2023

Grade A: 177/300 59%
Grade C: 119/300 40%
UK, all boards: 68.6% A* to C

Paper	Question paper	Mark scheme	Examiners' report
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report
Paper 3	Question paper	Mark scheme	Examiners' report

Every grade boundary, June 2023 Edexcel's boundaries document

June 2022

Grade A: 147/300 49%
Grade C: 95/300 32%
UK, all boards: 76% A* to C

Paper	Question paper	Mark scheme	Examiners' report
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report
Paper 3	Question paper	Mark scheme	Examiners' report

Every grade boundary, June 2022 Edexcel's boundaries document

November 2021

Grade A: 142/300 47%
Grade C: 91/300 30%

Paper	Question paper	Mark scheme	Examiners' report
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report
Paper 3	Question paper	Mark scheme	Examiners' report

Every grade boundary, November 2021 Edexcel's boundaries document

November 2020

Grade A: 153/300 51%
Grade C: 98/300 33%

Paper	Question paper	Mark scheme	Examiners' report
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report
Paper 3	Question paper	Mark scheme	Examiners' report

Every grade boundary, November 2020 Edexcel's boundaries document

June 2019

Grade A: 167/300 56%
Grade C: 114/300 38%
UK, all boards: 67.3% A* to C

Paper	Question paper	Mark scheme	Examiners' report
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report
Paper 3	Question paper	Mark scheme	Examiners' report

Every grade boundary, June 2019 Edexcel's boundaries document

June 2018

Grade A: 167/300 56%
Grade C: 115/300 38%

Paper	Question paper	Mark scheme	Examiners' report
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report
Paper 3	Question paper	Mark scheme	Examiners' report

Every grade boundary, June 2018 Edexcel's boundaries document

June 2017

Grade A: 157/300 52%
Grade C: 109/300 36%

Paper	Question paper	Mark scheme
Paper 1	Question paper	Mark scheme
Paper 2	Question paper	Mark scheme
Paper 3	Question paper	Mark scheme

Every grade boundary, June 2017 Edexcel's boundaries document

Biology A (Salters-Nuffield) 9BN0

2025
2024
2023
2022
Nov 2021
Nov 2020
2019
2018
2017

June 2025

Grade A: 200/300 67%
Grade C: 146/300 49%
UK, all boards: 71.8% A* to C

Paper	Question paper	Mark scheme	Examiners' report
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report
Paper 3	Question paper	Mark scheme	Examiners' report

Every grade boundary, June 2025 Edexcel's boundaries document

June 2024

Grade A: 171/300 57%
Grade C: 117/300 39%
UK, all boards: 69.8% A* to C

Paper	Question paper	Mark scheme	Examiners' report
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report
Paper 3	Question paper	Mark scheme	Examiners' report

Every grade boundary, June 2024 Edexcel's boundaries document

June 2023

Grade A: 192/300 64%
Grade C: 132/300 44%
UK, all boards: 68.6% A* to C

Paper	Question paper	Mark scheme	Examiners' report
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report
Paper 3	Question paper	Mark scheme	Examiners' report

Every grade boundary, June 2023 Edexcel's boundaries document

June 2022

Grade A: 155/300 52%
Grade C: 101/300 34%
UK, all boards: 76% A* to C

Paper	Question paper	Mark scheme	Examiners' report
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report
Paper 3	Question paper	Mark scheme	Examiners' report

Every grade boundary, June 2022 Edexcel's boundaries document

November 2021

Grade A: 155/300 52%
Grade C: 106/300 35%

Paper	Question paper	Mark scheme	Examiners' report
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report
Paper 3	Question paper	Mark scheme	Examiners' report

Every grade boundary, November 2021 Edexcel's boundaries document

November 2020

Grade A: 163/300 54%
Grade C: 109/300 36%

Paper	Question paper	Mark scheme	Examiners' report
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report
Paper 3	Question paper	Mark scheme	Examiners' report

Every grade boundary, November 2020 Edexcel's boundaries document

June 2019

Grade A: 175/300 58%
Grade C: 129/300 43%
UK, all boards: 67.3% A* to C

Paper	Question paper	Mark scheme	Examiners' report
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report
Paper 3	Question paper	Mark scheme	Examiners' report

Every grade boundary, June 2019 Edexcel's boundaries document

June 2018

Grade A: 170/300 57%
Grade C: 121/300 40%

Paper	Question paper	Mark scheme	Examiners' report
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report
Paper 3	Question paper	Mark scheme	Examiners' report

Every grade boundary, June 2018 Edexcel's boundaries document

June 2017

Grade A: 174/300 58%
Grade C: 126/300 42%

Paper	Question paper	Mark scheme	Examiners' report
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report
Paper 3	Question paper	Mark scheme	Examiners' report

Every grade boundary, June 2017 Edexcel's boundaries document

Exam dates, summer 2027: Biology B

Monday, 7 June 2027 Paper 1: Advanced Biochemistry, Microbiology and Genetics, afternoon
Monday, 14 June 2027 Paper 2: Advanced Physiology, Evolution and Ecology, afternoon
Friday, 18 June 2027 Paper 3: General and Practical Principles in Biology, morning

From Pearson Edexcel A level timetable, summer 2027 (final).

Exam dates, summer 2027: Biology A (Salters-Nuffield)

Monday, 7 June 2027 Paper 1: The Natural Environment and Species Survival, afternoon
Monday, 14 June 2027 Paper 2: Energy, Exercise and Co-ordination, afternoon
Friday, 18 June 2027 Paper 3: General and Practical Applications in Biology, morning

From Pearson Edexcel A level timetable, summer 2027 (final).

Papers open on Pearson Edexcel's site in a new tab. A year appears here once the board publishes its papers.

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Biology B 9BI0

Biology A (Salters-Nuffield) 9BN0

Exam dates, summer 2027: Biology B

Exam dates, summer 2027: Biology A (Salters-Nuffield)

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